Dividing Multi-Digit Numbers Using an Area Model

This video tutorial teaches how to divide using a three-digit divisor with an area model. It explains the inverse relationship between multiplication and division, defines key division vocabulary, and demonstrates using benchmark numbers for estimation. The tutorial provides a step-by-step guide to solving division problems and addresses common misunderstandings, emphasizing the importance of place value and correct digit placement.

What is the inverse operation of division?

• Addition

• Exponentiation

• Subtraction

• Multiplication

Which of the following is a benchmark number?

• 37

• 15

• 7

• 23

What is the estimated result of 11,000 divided by 110?

• 11,000

• 10

• 100

• 1,000

In the division problem 11,550 divided by 110, what is the final quotient?

• 100

• 115

• 105

• 110

How can you check your division result?

• By dividing the dividend by the quotient

• By subtracting the quotient from the dividend

• By multiplying the quotient and divisor

• By adding the divisor and quotient

Why is it important to use a placeholder in the standard algorithm?

• To avoid using benchmark numbers

• To ensure the digits are in the correct place

• To simplify the multiplication

• To make the division faster

What mistake might lead to an incorrect answer of 15 in the division problem 11,550 divided by 110?

• Forgetting to multiply by 10

• Adding instead of subtracting

• Placing the digit in the incorrect place

• Using the wrong divisor